Shoe upper



FIG. 1 is a front perspective view of the shoe upper showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view.

The broken lines showing the bottom in FIG. 1 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a shoe upper, as shown and described. 